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Seixal Weather in September
September in Seixal brings high temperatures, with daytime highs of 25°C (77°F) and nights around 17°C (63°F). The excellent weather makes it a solid choice for a visit.
Rainfall in Seixal in September
Typically, about 6 days will experience rainfall, with an average of 31 mm (1.2 in) for the month. Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.
Temperature in Seixal in September
The excellent temperature in Seixal in September makes it a solid month to visit, with 25°C (77°F) during the day and 17°C (63°F) at night. September is in the summer season. Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Seixal in September
The city usually sees around 280 hours of sunlight, indicating many sunny days , a great month for sightseeing.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Seixal.
Seixal Temperature in September
Min Temperature
17°C (63°F)
Max Temperature
25°C (77°F)
Chance of Rain
19%
Precipitation
31 mm (1.2 in)
Rainy days
6 days
Sunshine
280 hours *
Percentage Sunshine
75% *
* Data from: Lisbon, Portugal (8 KM, 5 Miles).
Seixal Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Seixal - and find the best time to visit.
Best Places in Portugal in September
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Seixal in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Some rain is possible, so pack something to handle light showers. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Seixal in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping10/10 -
Outdoor sports8/10
Seixal 3-Day Forecast
More climate data for Seixal
See the full Seixal climate overview or explore weather in Portugal.
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